<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html lang="en">
<head>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <meta charset="utf-8">
  <!-- Title and other stuffs -->
  <title>登录</title> 
  <meta name="keywords" content="" />
  <meta name="description" content="" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta name="author" content="">
  <!-- Stylesheets -->
  <link href="style/bootstrap.css" rel="stylesheet">
  <link rel="stylesheet" href="style/font-awesome.css">
  <link href="style/style.css" rel="stylesheet">
  <link href="style/bootstrap-responsive.css" rel="stylesheet">
  
  <!-- HTML5 Support for IE -->
  <!--[if lt IE 9]>
  <script src="js/html5shim.js"></script>
  <![endif]-->

  <!-- Favicon -->
  <link rel="shortcut icon" href="img/favicon/favicon.png">
</head>

<body onload="myLoad()">

<!-- Form area -->
<div class="admin-form">
  <div class="container">

    <div class="row">
      <div class="col-md-12">
        <!-- Widget starts -->
            <div class="widget worange">
              <!-- Widget head -->
              <div class="widget-head">
                <i class="icon-lock"></i> 登录 
              </div>

              <div class="widget-content">
                <div class="padd">
                  <!-- Login form -->
                  <form class="form-horizontal" action="./LoginServlet" method="post" onsubmit="return checkInput();">
                    <!-- Email -->
                    <div class="form-group">
                      <label class="control-label col-lg-3" for="inputEmail">登录名</label>
                      <div class="col-lg-9">
                        <input type="text" class="form-control" id="txtLoginName" name="txtLoginName" 
                          placeholder="登录名" value="${requestScope.LoginName }">
                        <span class="label label-danger" id="spanLoginName"></span>
                      </div>
                    </div>
                    <!-- Password -->
                    <div class="form-group">
                      <label class="control-label col-lg-3" for="inputPassword">密码</label>
                      <div class="col-lg-9">
                        <input type="password" class="form-control" id="txtPassword" name="txtPassword" placeholder="密码">
                        <span class="label label-danger" id="spanPassword"></span>
                      </div>
                    </div>
                    <!-- Remember me checkbox and sign in button -->
                    <div class="form-group">
                      <div class="col-lg-9 col-lg-offset-3">
                      <div class="checkbox">
                        <label>
                          <input type="checkbox" name="chkRememberLoginName" value="true"> 记住登录名
                        </label>
					            </div>
					            </div>
					          </div>
                    <div class="col-lg-9 col-lg-offset-2">
				              <button type="submit" class="btn btn-danger">登录</button>
				              <button type="reset" class="btn btn-default">取消</button>
				            </div>
                    <br />
                  </form>
          
                </div>
              </div>
              
              <div class="widget-foot">
                是否注册？<a href="./RegisterServlet">注册</a><br/>
                忘记密码？<a href="./ResetPasswordServlet">重置密码</a>
              </div>
            </div>  
      </div>
    </div>
  </div> 
</div>

<!-- JS -->
<script src="js/jquery.js"></script>
<script src="js/bootstrap.js"></script>

<script type="text/javascript">
function checkInput() {
  var flag = true;
  var txtLoginName = document.getElementById("txtLoginName");
  var spanLoginName = document.getElementById("spanLoginName");
  var txtPassword = document.getElementById("txtPassword");
  var spanPassword = document.getElementById("spanPassword");
  if (txtLoginName.value.length == 0) {
    spanLoginName.innerHTML = "登录名不能为空";
    flag = false;
  }
  else if (txtLoginName.value.length < 5) {
    spanLoginName.innerHTML = "登录名不能少于5个字符";
    flag = false;
  }
  else {
    spanLoginName.innerHTML = "";
  }
  
  if (txtPassword.value.length == 0) {
    spanPassword.innerHTML = "密码不能为空";
    flag = false;
  }
  else if (txtPassword.value.length < 5) {
    spanPassword.innerHTML = "密码不能少于5个字符";
    flag = false;
  }
  else {
    spanPassword.innerHTML = "";
  }
  return flag;
}
function myLoad() {
  ${alertMessage}
}
</script>
</body>
</html>